Home / 12,671,174.13-18,843,759.62-12,267,607.02

Finding the Fourth Proportional to 12,671,174.13, 18,843,759.62 and 12,267,607.02

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Solution

The fourth proportional to 12,671,174.13, 18,843,759.62 and 12,267,607.02 is: 18,243,600.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671,174.13 : 18,843,759.62 = 12,267,607.02 : x
  2. Step 2: Convert to fraction form
    12,671,174.13/18,843,759.62 = 12,267,607.02/x
  3. Step 3: Cross multiply
    12,671,174.13x = 18,843,759.62 × 12,267,607.02
  4. Step 4: Simplify right side
    12,671,174.13x = 231,167,837,736,166.47
  5. Step 5: Solve for x
    x = 231,167,837,736,166.47/12,671,174.13
  6. Step 6: Final answer
    x = 18,243,600.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.